Partial differential equations with numerical methods 2026-02-15T18:20:50+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Larsson, S. (Stig), 1952-; Thomee, Vidar, 1933- (Texts in applied mathematics,, 2003)